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Blogs

Blog Archive

 

Emily's New Video Series: Snapshots From Space

Posted by Mat Kaplan on 2012/02/20 04:29 CST

This is the first episode of editor Emily Lakdawalla's new video series exploring the solar system.

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Adventures in urban astrophotography

Posted by Emily Lakdawalla on 2012/02/20 01:55 CST

Just because you live in an urban area with skyglow doesn't mean you can't have fun with astrophotography. How to capture the planets, constellations and the ISS.

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More Dawn Vesta approach images: first color views

Posted by Emily Lakdawalla on 2012/02/17 11:37 CST

�On June 30, Dawn stopped thrusting for a full Vestian day -- five hours and 20 minutes -- and just watched the asteroid rotate. But unlike the previous observations, they used all of Dawn's�color filters�to acquire the best-ever color photos of the lumpy world.

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Discouraging the search for Mars Polar Lander

Posted by Emily Lakdawalla on 2012/02/17 02:26 CST

I'm not encouraging people to search individual images for the Mars Polar Lander anymore, for three reasons.�

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The Scale of the Universe, by Cary and Michael Huang

Posted by Emily Lakdawalla on 2012/02/16 10:14 CST

Cary and Michael Huang present a basic "powers of ten" visualization starting at human scale from which you can scrub downward smaller than quarks or upward to the scale of the entire universe.

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Where are the big Kuiper belt objects?

Posted by Emily Lakdawalla on 2012/02/16 05:35 CST | 6 comments

Earlier today I wrote a post about how to calculate the position of a body in space from its orbital elements. I'm trying to get a big-picture view of what's going on in trans-Neptunian space.

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